CN217976315U - Movable underground detection device - Google Patents

Abstract

The utility model belongs to the technical field of the detection equipment, a portable detection device in pit is disclosed. The device comprises a movable support, a detection unit, a display, a turbine, a worm, a lifting rod, a retainer and a motor, wherein a top platform of the movable support is positioned at the upper part, and a through hole is formed in the center; the support legs are uniformly distributed below the top platform, and the bottom of the support legs is connected and erected below the movable support; the retainer is fixedly arranged on one side of the top platform, the motor is fixedly arranged above the top platform, and the worm is connected with the motor shaft through the coupler; the gear teeth of the worm wheel are matched with the gear teeth of the worm; the upper part of the lifting rod is provided with a rack matched with the gear teeth of the turbine, and the lower part of the lifting rod is an optical axis; the rack is matched with the gear teeth of the turbine; the detection unit is arranged at the bottom of the lifting rod; the display is arranged on the upper part of the top platform. The utility model has the advantages of simple structure, not needing the operation personnel to get into in the pit, ensured operation personnel's safety, improved detection efficiency.

Description

Movable underground detection device

Technical Field

The utility model belongs to the technical field of the detection equipment, concretely relates to portable detection device in pit.

Background

In city piping lane, be in the encapsulated situation for a long time below the well lid, the well situation is unstable, needs to utilize check out test set to carry out acquisition and analysis to data such as pressure, temperature, gas flow in the well, and detector or bulb camera need be in the well down. Because the carbon monoxide, the sulfuration gas and other gases which are pathogenic to human bodies exist underground, the operation personnel can not conveniently enter the underground for detection, and certain harm is caused to the bodies of the operation personnel.

The existing product only has a common bracket matched with a pulley mechanism, and uses a steel cable hoisting device to enter the underground, but because the steel cable is a flexible body, the direction of the hoisted device entering the underground is uncontrollable; meanwhile, the steel cable needs to be manually lifted by using a mechanical winch for detection in the well, time and labor are wasted, operation is difficult, multiple persons are needed for cooperation operation, and detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mobile underground detection device to solve the problems in the prior art;

in order to achieve the above object, the present invention provides the following technical solutions:

a mobile underground detection device comprises a mobile bracket, a detection unit, a display, a worm and gear structure, a lifting rod, a retainer and a motor, wherein,

the top of the movable support is provided with a top platform, the bottom of the movable support is provided with a bottom connecting frame, a through hole is formed in the center of the top platform, a linear bearing is arranged in the center of the bottom connecting frame, rollers are arranged at the bottom of the bottom connecting frame, and the center of the linear bearing is coincided with the center of the through hole in the top platform;

the holder, the worm and gear structure and the motor are all arranged above the top platform, the holder is detachably connected to one side of the top platform, the motor is fixedly arranged at the bottom of the holder, the worm and the gear in the worm and gear structure are arranged inside the rectangular waves, and the worm is connected with a motor shaft of the motor through a coupler; the turbine is connected with the side edge of the retainer through a turbine shaft;

the upper part of the lifting rod is a rack part, the lower part of the lifting rod is an optical axis part, and the rack part is fixedly connected with the optical axis part; the lifting rod is vertically arranged in the through hole of the top platform and the linear bearing of the bottom connecting frame, a rack of the rack part is matched with the gear teeth of the turbine, and the outer circular surface of the light shaft part is matched with the inner hole surface of the linear bearing;

the detection unit is arranged at the bottom of the lifting rod and is detachably connected with the bottom surface of the light shaft part in the lifting rod;

the display is arranged on the upper part of the top platform and is connected with the detection unit.

Furthermore, the support legs of the movable support are of telescopic structures.

Further, the length of the lifting rod is larger than the extending length of the movable support stand bar.

Furthermore, the device also comprises a pulley, wherein the pulley is fixed on one side of the top platform through a pulley retainer.

Further, the detection unit comprises a video detection device and a gas detection device, wherein,

the video detection device is arranged at the bottom of the lifting rod and is detachably connected with the bottom end face of the light shaft part in the lifting rod;

the gas detection device is arranged at the bottom of the lifting rod and is detachably connected with the optical axis surface at the bottom of the optical axis part in the lifting rod.

Furthermore, the video detection device is a camera, and an integrated light source is fixedly arranged on the camera.

Further, the gas detection device is a gas sensor.

Further, the gear ratio of the worm wheel and the worm is 30.

Further, the rollers are universal wheels, and each universal wheel is provided with a brake block.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a portable detection device in pit, through set up the turbine worm structure that has self-locking function on portable support, set up the lifter with turbine worm structure matched with at the center of portable support, and set up the detection unit who is used for environment measuring in the well in the bottom of lifter, data in the display observation well that is connected with the detection unit is set up on the upper portion of portable support, make when monitoring, can set up portable support in the well, and rotate through the gyro wheel that sets up in portable support bottom, it goes up and down to drive the lifter through the electrode, the regulation of the arbitrary angle of detection unit has been realized, thereby avoided the operation personnel to get into and measure in the well, the health of operation personnel has been ensured, moreover, the steam generator is simple in structure, do not need many people to cooperate and can accomplish the detection operation, the detection efficiency is improved, time saving and labor saving.

Further, be telescopic structure through the stabilizer blade with portable support, every stabilizer blade contains the three-section telescopic link, makes the utility model discloses a detection device can enter into the well of the different degree of depth, has further ensured the detection of operation personnel to environment in the different degree of depth well.

Furthermore, the detection unit is set as a video detection device and a gas detection device, the video detection unit is set as a camera, and the integrated light source is arranged on the camera, so that the condition that the video cannot be detected in a dark environment in the well is avoided; the gas detection unit is set as a gas sensor, so that harmful gas in the well can be conveniently detected, the condition that operating personnel enter the well to observe and monitor the well is avoided, meanwhile, the operating personnel are prevented from being polluted by the harmful gas in the well, and the health of the body is guaranteed.

Further, through setting up the drive ratio of turbine and worm to 30, avoided turbine and worm drive ratio too high to lead to the lifter lifting speed too fast, lead to the detecting element that the lifter drove to take place to rock, avoided the drive ratio to hang down excessively simultaneously, lead to lifting speed too slow, lead to the problem that well environment detection efficiency is low excessively.

Furtherly, through setting up the gyro wheel into the structure of universal wheel to set up the brake pads on every universal wheel, make and can detect the environment in the well steadily after adjusting the position of portable support and the height of lifter, avoided detecting element to take place to rock in the monitoring process, avoided simultaneously the utility model discloses a movable is surveyed in the pit because the universal wheel device takes place to slide, causes the detecting element of lifter bottom and the lateral wall in the well or the component contact collision in the well, causes the component damage in the well or the detecting element takes place the condition of damaging, has ensured going on smoothly that the environment detected in the well when having ensured detecting element and well component safety.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of a mobile downhole detection device according to the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

fig. 3 is a schematic view of the overall structure of a lifting rod in the mobile underground exploration device of the present invention;

wherein: the device comprises a movable support 1, a display 2, a lifting rod 3, a holding frame 4, a linear bearing 5, a pulley 6, a bottom connecting frame 7, a worm 8, a turbine 9, a coupler 10, a motor 11, a top platform 12, a through hole 13, a roller 14, a supporting leg 15, a rack part 16, an optical axis part 17, a brake block 18, a connecting rod 19, a video detection device 20 and a gas detection device 21.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The following detailed description is exemplary in nature and is intended to provide further details of the invention. Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention.

The utility model discloses a portable detection device in pit, through set up the turbine worm structure that has self-locking function on portable support 1, and drive worm 8 through motor 11, worm 8 drives turbine 9 and rotates, top platform 12 center at portable support 1 sets up lifter 3, bottom at lifter 3 sets up detecting element, upper portion at lifter 3 sets up and turbine 9 matched with rack, make worm 8 can drive and reciprocate with turbine 9 matched with lifter 3 at the pivoted in-process, and then realize detecting element's lift removal, the detection of environment in the well has been realized, make when the monitoring, can set up portable support 1 in the well, and rotate through the gyro wheel that sets up in portable support 1 bottom, realize the regulation of arbitrary angle, and with the data transmission that detects in the well to being located display 2 on top platform 12 upper portion, thereby avoided the operation personnel to get into the well and measure, the health of operation personnel has been ensured, moreover, the steam generator is simple in structure, do not need many people to cooperate and can accomplish the detection operation, detection efficiency is improved, time saving and labor saving.

Specifically, as shown in fig. 1, the movable support 1 of the present invention is a conical structure, and includes a top platform 12, a support leg 15, a universal wheel, a brake block 18, and a bottom connecting frame 7, wherein the top platform 12 is disposed above the movable support 1 and located at the top of the conical structure, and a circular through hole 13 is disposed in the center of the top platform 12; stabilizer blade 15 evenly distributed is in top platform 12 below, the one end of stabilizer blade 15 can be dismantled the bottom surface of connecting in top platform 12, bottom link 7 includes connecting rod 19 and a linear bearing 5, wherein, connecting rod 19 is radial distribution in the bottom of portable support 1, with top platform 12 parallel arrangement, the one end of connecting rod 19 is gathered in top platform 12 below, outside wall fixed connection with linear bearing 5, the hole of linear bearing 5 is the same with the centre bore size at top platform 12 center, and coincide mutually with the centre of a circle of the bearing hole of bottom link 7 center linear bearing 5 in top platform 12 center 13 in vertical direction, the other end of connecting rod 19 respectively with the other end fixed connection of stabilizer blade 15, correspond fixedly connected with universal wheel in the below of stabilizer blade 15, be provided with the brake pads 18 that are used for braking universal wheel on the universal wheel respectively. Preferably, the brake block 18 is a plate or a block, one end of the brake block 18 is connected to the universal wheel holding frame 4 or the bottom connecting frame 7 of the universal wheel, and the brake block 18 can rotate or move by an angle or a distance, so that the brake block 18 can be contacted with the universal wheel; when the sheet-shaped or block-shaped object is contacted with the universal wheel, the universal wheel stops rotating through the friction between the brake block 18 and the universal wheel; wherein, utilize the principle of friction braking for the braking structure or the mode that braking unit and universal wheel contacted the braking all belong to the utility model discloses the scope of protection. Optionally, the roller 14 is a Mecanum wheel.

Preferably, the number of the legs 15 is three, as are the number of the links 19 and the universal wheels.

Preferably, the top platform 12 is a cylindrical sheet structure; alternatively, the top platform 12 is a rectangular or polygonal sheet structure, preferably a checkerboard structure made of a metallic material.

Specifically, the connecting rod 19 in the bottom link 7 is a rod-like, plate-like or block-like object made of a metal material; the connecting rod 19 of the bottom connecting frame 7 is preferably a plate-shaped object, such as a steel plate or an aluminum plate. Specifically, the three support legs 15 of the movable support 1 are of a telescopic structure, and each support leg 15 of the three support legs 15 comprises three sections or three sections of telescopic rods.

Specifically, as shown in fig. 2, the worm wheel 9, the worm 8, the holder 4 and the motor 11 are all disposed above the top platform 12, wherein the holder 4 is in a rectangular wave structure, the motor 11 is disposed at the bottom of the rectangular wave structure of the holder 4, one end of the motor 11 is fixedly connected to the top platform 12, the other end of the motor 11 is fixedly connected to one side of the rectangular wave of the holder 4, a motor shaft of the motor 11 faces the inside of the rectangular wave structure, the motor shaft of the motor 11 is connected to one end of the worm 8 through the coupling 10, and the other end of the worm 8 is in contact with the holder 4; in a limited way, a center hole is formed in the center of the other end of the worm 8, and a center is arranged at the position where the worm 8 is connected with the holder 4, so that the center in the holder 4 is matched with the center hole in the worm 8, the rotation of the worm 8 is prevented when the motor 11 drives the worm 8 to rotate, and the stable lifting movement of the worm wheel 9 and the lifting rod 3 driven by the worm 8 is ensured; the worm wheel 9 is arranged inside the rectangular wave, the worm wheel 9 is connected with the side edge of the retainer 4 through a shaft of the worm wheel 9, and gear teeth of the worm wheel 9 are matched with gear teeth of the worm 8; and the motor 11, the worm 8 and the worm wheel 9 are distributed in the vertical direction, that is, the motor 11, the motor shaft, the coupling 10 and the worm 8 are arranged from the bottom to the top of the top platform 12, and specifically, the motor is also connected with an external control unit and a switch.

Specifically, when advancing interior environment survey, place at the operation personnel the utility model discloses a when device in the well, will the utility model discloses a detecting element of device sets up in the lower part or the bottom of waiting to log in, when measuring all the other heights in the well, drives 3 rebound of lifter through motor 11, closes motor 11 after motor 11 drives lifter 3 and rises to the assigned position, and self-locking performance through turbine 9 worm 8 locks fixed detection unit with lifter 3 and is fixed in the well, avoids detection unit to fall or the landing.

Preferably, the holder 4 is a rectangular wave sheet or housing structure, the thickness of the sheet or housing is determined according to the situation that the motor 11 is arranged on the holder 4 and does not shake when rotating, and when the holder 4 is made of 45 steel material, the thickness of the rectangular wave housing of the holder 4 is 5mm, and the thickness of the rectangular wave housing of the holder 4 is 8mm, etc.

Specifically, as shown in fig. 1 and 3, the lifting rod 3 includes a rack portion 16 and an optical axis portion 17, the rack portion 16 is located at an upper portion of the lifting rod 3, the optical axis portion 17 is located at a lower portion of the lifting rod, the rack portion 16 and the optical axis portion 17 are integrally formed, the rack portion 16 and the optical axis portion 17 may be both half of the overall length of the lifting rod 3, the rack portion 16 may be disposed at the upper portion of the lifting rod 3, and the rest are the optical axis portion 17. Specifically, the rack part 16 of the lifting rod 3 is arranged in the through hole 13 of the top platform 12, and a rack of the rack part 16 is matched with the gear teeth of the turbine 9; light axial region 17 sets up in the linear bearing 5 of bottom link 7, and the surface of light axial region 17 matches with linear bearing 5's internal surface, so sets up for worm 8 drives turbine 9, and then when driving lifter 3 and reciprocate, because light axial region 17 removes in linear bearing 5, consequently lifter 3 can be along vertical direction stable lift. Specifically, a rack engaged with the gear teeth of the worm wheel 9 may be provided on the lifting rod 3 or an independent rack capable of being engaged with the gear teeth of the worm wheel 9 may be fixedly connected to the upper portion of the lifting rod 3. Specifically, the length of the lifting rod 3 is greater than the extended length of the three legs 15 of the mobile bracket 1.

Specifically, the detection unit comprises a video detection device 20 and a gas detection device 21, wherein the environment detection device is fixedly arranged at one end part of the smooth shaft of the lifting rod 3, is positioned at the bottom of the lifting rod 3, and is detachably connected with the bottom of the lifting rod 3; the environment detection device is arranged on the upper part of the video detection device 20, is positioned at the bottom of the lifting rod 3 and is detachably connected with the side wall of the optical axis of the lifting rod 3. In particular, the video detection device is a camera on which an integrated light source for illumination is arranged. Specifically, the gas detection device 21 is a gas sensor, the detected gas includes, but is not limited to, carbon monoxide gas, methane gas, hydrogen sulfide gas, sulfur dioxide gas, and the like, and the selected gas sensor is preferably a sensor that can detect a plurality of gases simultaneously, and is optionally a sensor that can detect each gas individually. Specifically, the display 2 is fixedly disposed above the top platform 12, and is connected to the video detection device 20 and the gas detection device 21.

Specifically, the utility model discloses a portable detection device in pit still includes pulley 6, and pulley 6 is fixed to be set up in the upper portion of top platform 12, through 6 mounts of pulley and 12 fixed connection of top platform. Specifically, the number of pulleys 6 includes, but is not limited to, one, including, but not limited to, crown pulley 6.

The utility model relates to a portable detection device in pit's principle does, carry out the interior environment of well and gas detection time measuring, open and set up in subaerial well lid, the video detection device 20 and the gas detection device 21 that will link to each other with lifter 3 are placed in the well, adjust the height of stabilizer blade 15 on portable support 1, and rotate 14 to suitable position back locking roller 14 and rotate, when carrying out the detection of the different degree of depth and different angle environment and gas in the well, through opening controller and the switch that is connected with motor 11, make motor 11 drive worm 8 and rotate, and then drive and worm 8 direct or indirect turbine 9 and the motion of lifter 3 that links to each other, realize the elevating movement of lifter 3, and through setting up the interior environment of display 2 observation well on top platform 12 and the content of gas, accomplish the detection of well environment and gas. Thereby avoided the operation personnel to get into and measure in the well, ensured operation personnel's healthy, simple structure does not need many people to cooperate and can accomplish the detection operation, has improved detection efficiency, labour saving and time saving.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents of the embodiments of the invention may be made without departing from the spirit and scope of the invention, which should be construed as falling within the scope of the claims of the invention.

Claims (9)

1. A mobile underground detection device is characterized by comprising a mobile bracket (1), a detection unit, a display (2), a worm gear structure, a lifting rod (3), a retainer (4) and a motor (11), wherein,

a top platform (12) is arranged at the top of the movable support (1), a bottom connecting frame (7) is arranged at the bottom of the movable support, a through hole (13) is formed in the center of the top platform (12), a linear bearing (5) is arranged in the center of the bottom connecting frame (7), a roller (14) is arranged at the bottom of the bottom connecting frame (7), and the center of the linear bearing (5) is coincided with the center of the through hole (13) in the top platform (12);

the holder (4), the worm and gear structure and the motor (11) are all arranged above the top platform (12), the holder (4) is detachably connected to one side of the top platform (12), the motor (11) is fixedly arranged at the bottom of the holder (4), the worm (8) and the turbine (9) in the worm and gear structure are arranged inside the rectangular wave, and the worm (8) is connected with a motor shaft of the motor (11) through a coupler (10); the turbine (9) is connected with the side edge of the retainer (4) through a turbine shaft;

the upper part of the lifting rod (3) is a rack part (16), the lower part of the lifting rod is an optical axis part (17), and the rack part (16) is fixedly connected with the optical axis part (17); the lifting rod (3) is vertically arranged in a through hole (13) of the top platform (12) and a linear bearing (5) of the bottom connecting frame (7), a rack of the rack part (16) is matched with gear teeth of the turbine (9), and an outer circular surface of the smooth shaft part (17) is matched with an inner hole surface of the linear bearing (5);

the detection unit is arranged at the bottom of the lifting rod (3) and is detachably connected with the bottom surface of a light shaft part (17) in the lifting rod (3);

the display (2) is arranged on the upper part of the top platform (12) and is connected with the detection unit.

2. A mobile downhole exploration device according to claim 1, wherein the legs (15) of the mobile support (1) are of telescopic construction.

3. A mobile downhole sonde according to claim 1, characterized in that the length of the lifting rod (3) is greater than the length of the legs (15) that are deployed.

4. A mobile downhole sonde according to claim 1, further comprising a sheave (6), the sheave (6) being secured to one side of the top platform (12) by a sheave holder.

5. A mobile downhole sonde according to claim 1, characterized in that the sonde unit comprises video detection means (20) and gas detection means (21), wherein,

the video detection device (20) is arranged at the bottom of the lifting rod (3) and is detachably connected with the bottom end face of the light shaft part (17) in the lifting rod (3);

the gas detection device (21) is arranged at the bottom of the lifting rod (3) and is detachably connected with the optical axis surface at the bottom of the optical axis part (17) in the lifting rod (3).

6. A mobile downhole exploration device according to claim 5, wherein said video detection device (20) is a camera on which an integrated light source is fixedly arranged.

7. A mobile downhole exploration device according to claim 5, wherein the gas detection device (21) is a gas sensor.

8. A mobile downhole exploration device according to claim 1, wherein the gear ratio of the worm wheel (9) and the worm screw (8) is 30.

9. A mobile downhole sonde according to claim 1, wherein the rollers (14) are universal wheels, and a brake shoe (18) is provided on each universal wheel.

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